build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    repositories {
        jcenter()
    }

    // ToDo:  This doesn't work when using CheckStyle-IDEA plugin. Consider removing.
    /*configurations {
        classpath {
            exclude group: 'org.slf4j', module: 'slf4j-log4j12'
        }
    }*/

    dependencies {
        // see: https://jcenter.bintray.com/com/android/tools/build/gradle/
        classpath 'com.android.tools.build:gradle:2.3.3'

        // NOTE: Do not place your application dependencies here; they belong
        //       in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}